{"id":352066,"date":"2024-10-20T00:50:30","date_gmt":"2024-10-20T00:50:30","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-en-50491-32009\/"},"modified":"2024-10-26T00:48:01","modified_gmt":"2024-10-26T00:48:01","slug":"bs-en-50491-32009","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-en-50491-32009\/","title":{"rendered":"BS EN 50491-3:2009"},"content":{"rendered":"<p>This European Standard provides the electrical safety requirements for all devices connected to HBES\/BACS.<\/p>\n<p>This European Standard is applicable to<\/p>\n<ul>\n<li>\n<p>operator stations and other human system interface devices,<\/p>\n<\/li>\n<li>\n<p>devices for management functions,<\/p>\n<\/li>\n<li>\n<p>control devices, automation stations and application specific controllers,<\/p>\n<\/li>\n<li>\n<p>field devices,<\/p>\n<\/li>\n<li>\n<p>cabling and interconnection of devices.<\/p>\n<\/li>\n<\/ul>\n<p>This European Standard covers the following requirements and compliance criteria:<\/p>\n<ul>\n<li>\n<p>protection from hazards in the device;<\/p>\n<\/li>\n<li>\n<p>protection from overvoltages on the network;<\/p>\n<\/li>\n<li>\n<p>protection from touch current;<\/p>\n<\/li>\n<li>\n<p>protection from hazards caused by different type of circuits;<\/p>\n<\/li>\n<li>\n<p>protection of the communication wiring from overheating caused by excessive current.<\/p>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p><b>General requirements for home and building electronic systems (HBES) and building automation and control systems (BACS) &#8211; Electrical safety requirements<\/b><\/p>\n<table class=\"shortdes-table\" style=\"width: 100%\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td>Published By<\/td>\n<td>Publication Date<\/td>\n<td>Number of Pages<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/pdfstandards.shop\/product-category\/publishers\/bsi\/\"><b>BSI<\/b><\/a><\/td>\n<td>2010<\/td>\n<td>22<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":352071,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2641],"product_tag":[],"class_list":{"0":"post-352066","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-bsi","8":"first","9":"instock","10":"sold-individually","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/352066","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/352071"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=352066"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=352066"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=352066"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}